38 Best Pharmacology Questions and Answers (Q&A) - ProProfs Discuss

When would a patient with an edema have an increased volume of distribution (Vd)?

Chris Kenway, Content Writer
Answered: Feb 01, 2019

There are some people who are not too familiar with hydrophilic drugs. This type of drugs usually stays in the blood until the extra fluid becomes eliminated. This is usually eliminated through...Read More

3 Answers

1497 views

Which of the following statements correctly pair the antifungal drugs with their likely mechanism of action?

John Smith
Answered: Apr 18, 2024

Griseofulvin - interferes with microtubule function-2. terbinafine - inhibits squalene epoxidase-answer: bf griseofulvin is effective only against dermatophytes which take up the drug via an...Read More

2 Answers

958 views

What was the content of a single tablet if the A1%,1cm was 490?

John Adney
Answered: Jul 12, 2017

C=0.588/490=0.0012g/100ml

0.0012/100=0.000012g in 1ml

0.000012*df=0.0006g in the original

%=0.001/0.5*100=20

2 Answers

878 views

What is the least common drug-receptor bond?

John Smith
Answered: Apr 18, 2024

Covalent-5) learning objective: describe the different drug -receptor bonds.answer: ein general drugs binding to receptors in a reversible way and therefore the chemical bondbetween drug and...Read More

1 Answer

840 views

Which of the following is not a side effect of the cholinoreceptor blocker (Atropine)?

Bergeront Tiffney, Computer Engineer
Answered: May 01, 2019

Atropine is an antimuscarinic receptor blocker that is commonly used to treat bradycardia and ophthalmic conditions. It is also used as an antidote to treat the toxicity of Acetylcholine esterase...Read More

3 Answers

641 views

How long will a dog take for the drug to reach 90 percent of its final steady state level?

John Smith
Answered: Apr 18, 2024

40 hours

3.3 x t1/2= 3.3x12= about 40 hours

1 Answer

626 views

What describes minimal effective concentration (MEC)?

M. Porter, Senior Executive
Answered: Dec 14, 2018

The minimal drug plasma concentration to produce effect describes minimal effective concentration (MEC). This question can often be tested in pharmacology or potentially in chemistry when not...Read More

2 Answers

557 views

What is phenytoin?

John Smith
Answered: Apr 18, 2024

Toxic effects may occur with only small increments in dose

Sulfonamides can displace phenytoin from its binding sites, increasing the plasma-free fraction of the drug. Induction of liver...Read More

2 Answers

515 views

What is the milligram equivalent dose in the following? The nurse is giving morning medications. The Medication Administration Record has an order for “levothyroxine, 75 mcg PO.” The...

John Smith
Answered: Apr 18, 2024

0.075 mg

There are 1000 mcg in 1 mg.

2 Answers

468 views

What will you look at to know what is actually covered by a granted patent?

Vidyamohite
Answered: Apr 18, 2024

The claims

The claims are the part of the patent specification that set the boundaries of what is subject to the right to exclude others. A claim describes in legal terms what the patent...Read More

1 Answer

464 views

What will the nurse instruct the patient?

John Smith
Answered: Apr 18, 2024

Remove the contact lenses before applying the drops

1 Answer

435 views

What is the most common dose-limiting toxicity of chemotherapy?

Santepro
Answered: Apr 18, 2024

Myelosuppression.

Vomiting (emesis) is initiated by a nucleus of cells located in the medulla called the vomiting center. This center coordinates a complex series of events involving...Read More

1 Answer

430 views

Is the drug of choice in systemic anaphylactic shock H1 receptor blockers?

Perduekm
Answered: Apr 18, 2024

False

Epi would be used here. H1 in allergic rhinitis and urticaria etc.

1 Answer

430 views

Which of the following serum abnormalities is unique to loop diuretics?

John Adney
Answered: Oct 18, 2017

Hyponatremia is unique to loop diuretics.

2 Answers

412 views

Is it apparent that there are spare receptors comparing the two graphs?

Uncadf
Answered: Apr 18, 2024

No

Spare receptors occur when Emax occurs at less than 100% binding. In other words, when EC50 is less than Kd, spare receptors are present. The two are equal in this figure.

1 Answer

398 views

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